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An assessment of causal inference in smoking initiation research and a framework for future research
Heckman, James J.; Flyer, Fredrick A.; Loughlin, Colleen - In: Economic inquiry : journal of the Western Economic … 46 (2008) 1, pp. 37-44
Persistent link: https://www.econbiz.de/10003713244
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The effect of prayer on god's attitude toward mankind
Heckman, James J. - In: Economic inquiry : journal of the Western Economic … 48 (2010) 1, pp. 234-235
Persistent link: https://www.econbiz.de/10003962267
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Schools, skills, and synapses
Heckman, James J. - In: Economic inquiry : journal of the Western Economic … 46 (2008) 3, pp. 289-324
Persistent link: https://www.econbiz.de/10003760979